He was hired under Content Y, until June 2018, when his contract expired.
- In July 2018, he signed with Awesome Ent, a company founded by his longtime manager.
- His birthplace is Seoul, South Korea.
- Education:

Kyungpook National University
- He has two younger brothers.
- He completes his mandatory military service.
- Before making his acting debut, he enlisted in the army with his friends in 2008 at the age of 19 and debuted in 2010.
- He debuted in the entertainment industry in 2011 by appearing in his music video. Bang. Yong-guk's single "I Remember".
- He is a close friend of the SISTAR members.
- He worked with Sistar's Dasom on "Shut Up Family" and hosted with Sistar's Bora on "Music Bank" from October 2013 to April 2015.
- He is also close friends with BTS V
- His younger brother is married and has a two-year-old daughter.
- He keeps his feet on the ground. When asked about his popularity, he replied, “Fortunately, there are more opportunities than before. It used to be very difficult to find a job, but now it is much easier to find a job.
- He has an outgoing personality that makes him get along well with everyone he works with, especially the male actors

- He sang Dream High 2's OST with JB, titled "" New Dreaming", "Come Into My Heart" -A Witch's Love OST , "Letting You Go" -Kill Me, Heal Me OST (2015), "Long Way" -She Was Pretty OST, "Tears of each other" (Sun) Woo Ver.) - Hwarang:

The Beginning OST (2017)
- He really loves what he does and the best reward is really showing fans a better performance than hope every
- He's close friends with Park Hyung Sik, Kang Ha Neul, Choi Woo Shik, Choi Siwon and Lee Hyun Woo
- He said he didn't enter the business for fame or wealth.
- He says he's also open to playing a gay character in the future.
- He admits that he has been asked and invited quite often in the past, even before his debut in the entertainment industry. In an interview, he also said that he was more confident in seducing women when he was alone than when he was with a group of friends.
- Park Seo Joon's ideal type:

He once said in an interview that beautiful hands and a charming smile are definitely attractive points in a girl. More importantly, a good conversation is essential.

Park Seo Joon Movie:

Concrete Utopia (2021) -
Dream (2021)
Perfect Game 2011 - Drama Chil Goo

Park Seo Joon:

Itaewon Class JTBC 2020 - Kim tvN 2018 - Lee Young-joon
Fighting for my path KBS2 2017 -
Hwarang: